Weather archive in Montreal / Pierre Elliott Trudeau (airport)

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Date / Local time		T	Po	P	Pa	U	DD	Ff	ff10	ff3	N	WW	W1	W2	Tn	Tx	Cl	Nh	H	Cm	Ch	VV	Td	RRR	tR	E	Tg	E'	sss
2025 July 28, Monday	16	31.2 88	756.1 29.77 1008.05 1008.05	759.4 29.9 1012.45 1012.45	-1.8 -0.07 -2.4 -2.4	46	Wind blowing from the south-west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			40%. 4/10. 3 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			19.0 11.8	18.2 65
	15	31.1 88	756.9 29.8 1009.12 1009.12	760.1 29.93 1013.38 1013.38		45																	17.8 64
	14	30.7 87	757.4 29.82 1009.78 1009.78	760.6 29.94 1014.05 1014.05		41																	15.8 60
	13	29.1 84	757.9 29.84 1010.45 1010.45	761.1 29.96 1014.72 1014.72	-1.3 -0.05 -1.73 -1.73	53	Wind blowing from the west-southwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			40%. 4/10. 3 oktas	Visibility reduced by smoke, e.g. veldt or forest fires, industrial smoke or volcanic ashes.	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.	19.5 67	29.7 85	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	24.0 14.9	18.7 66	No precipitation No precipitation	6
	12	28.4 83	758.5 29.86 1011.25 1011.25	761.7 29.99 1015.52 1015.52		57																	19.0 66
	10	27.0 81	759.2 29.89 1012.18 1012.18	762.4 30.02 1016.45 1016.45	0.2 0.01 0.27 0.27	56	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			50%. 5/10. 4 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			24.0 14.9	17.5 64
	09	26.4 80	759.1 29.89 1012.05 1012.05	762.4 30.02 1016.45 1016.45		62																	18.6 65
	08	26.0 79	759.4 29.9 1012.45 1012.45	762.7 30.03 1016.85 1016.85		63																	18.3 65
	07	23.6 74	759.0 29.88 1011.92 1011.92	762.2 30.01 1016.18 1016.18	1.3 0.05 1.73 1.73	77	Wind blowing from the north-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds				19.5 67	29.0 84						24.0 14.9	19.3 67	No precipitation No precipitation	6
	06	22.0 72	758.7 29.87 1011.52 1011.52	761.9 30 1015.78 1015.78		85																	19.4 67
	05	19.8 68	758.2 29.85 1010.85 1010.85	761.5 29.98 1015.25 1015.25		91																	18.2 65
	04	20.0 68	757.7 29.83 1010.18 1010.18	760.9 29.96 1014.45 1014.45	0.5 0.02 0.67 0.67	92	Wind blowing from the west-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											24.0 14.9	18.7 66
	03	21.2 70	757.6 29.83 1010.05 1010.05	760.9 29.96 1014.45 1014.45		89																	19.3 67
	02	22.0 72	757.3 29.81 1009.65 1009.65	760.5 29.94 1013.92 1013.92		88																	19.9 68
	01	23.7 75	757.2 29.81 1009.52 1009.52	760.4 29.94 1013.78 1013.78	0.9 0.04 1.2 1.2	81	Wind blowing from the north-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds				20.0 68	29.0 84						24.0 14.9	20.3 69	No precipitation No precipitation	6
	00	24.6 76	756.8 29.8 1008.98 1008.98	760.0 29.92 1013.25 1013.25		79																	20.7 69
July 27, Sunday	23	25.2 77	756.3 29.78 1008.32 1008.32	759.5 29.9 1012.58 1012.58		74																	20.2 68
	22	25.6 78	756.3 29.78 1008.32 1008.32	759.5 29.9 1012.58 1012.58	1.4 0.06 1.87 1.87	76	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds											24.0 14.9	21.0 70
	21	26.6 80	755.9 29.76 1007.78 1007.78	759.1 29.89 1012.05 1012.05		75																	21.7 71
	20	26.7 80	755.5 29.74 1007.25 1007.25	758.8 29.87 1011.65 1011.65		76																	22.2 72
	19	27.7 82	754.9 29.72 1006.45 1006.45	758.1 29.85 1010.72 1010.72	0.6 0.02 0.8 0.8	72	Wind blowing from the south-west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			20–30%. 2/10–3/10. 2 oktas				20.0 68	29.0 84	Cumulus humilis or Cumulus fractus other than of bad weather, or both.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	24.0 14.9	22.2 72	No precipitation No precipitation	6
	18	28.7 84	754.6 29.71 1006.05 1006.05	757.8 29.83 1010.32 1010.32		67																	21.9 71
	17	28.5 83	754.4 29.7 1005.78 1005.78	757.6 29.83 1010.05 1010.05		67																	21.8 71
	16	28.6 83	754.3 29.7 1005.65 1005.65	757.6 29.83 1010.05 1010.05	-0.8 -0.03 -1.07 -1.07	63	Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			40%. 4/10. 3 oktas								600-1000 1968-3281			24.0 14.9	20.9 70

Period	Mean value	Minimum value (date)	Maximum value (date)	Number of observations
21.07.2025 - 28.07.2025, all days	+22.5 +73.0	+12.0 +54.0 (22.07.2025)	+32.0 +90.0 (24.07.2025)	167

Period	Mean value	Minimum value (date)	Maximum value (date)	Number of observations
21.07.2025 - 28.07.2025, all days	758.9 29.9 1011.8 1011.8	753.2 29.7 1004.2 1004.2 (25.07.2025)	764.6 30.1 1019.4 1019.4 (23.07.2025)	167

Period	Mean value	Minimum value (date)	Maximum value (date)	Number of observations
21.07.2025 - 28.07.2025, all days	762.2 30.0 1016.1 1016.1	756.4 29.8 1008.5 1008.5 (25.07.2025)	767.9 30.2 1023.8 1023.8 (23.07.2025)	167

Period	Mean value	Minimum value (date)	Number of observations
21.07.2025 - 28.07.2025, all days	61	39 (25.07.2025)	167

Period	N	NNE	NE	ENE	E	ESE	SE	SSE	S	SSW	SW	WSW	W	WNW	NW	NNW	variable wind direction	calm	Number of observations
21.07.2025 - 28.07.2025, all days	14.3 %	5.4 %	3.6 %	1.8 %	1.8 %	1.8 %	0 %	5.4 %	8.9 %	3.6 %	19.6 %	10.7 %	8.9 %	0 %	0 %	5.4 %	0 %	8.9 %	56

Period	Total precipitation	Maximum value (date)	Number of days with precipitation	Number of observations
21.07.2025 - 28.07.2025, all days	0.8 0.0	0.8 in 6 h 0.0 in 6 h (25.07.2025)	2	28

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28	29	30	31	1	2	3